To support the important work happening in academic research labs around the world, we continue to offer complimentary human induced pluripotent stem cell (hiPSC) lines (processing and shipping not included) to academic researchers. Details below ⬇️

This week, the UK announced a plan to accelerate the transition toward NAMs. At @GreenstoneBio we already see human iPSC-derived systems are rapidly becoming essential tools for drug discovery and safety testing. Read more here:

We’re thrilled to share that @GreenstoneBio is a proud sponsor of the 2026 Stanford Drug Discovery Symposium. This will be our third year sponsoring this event! You can join us and register for SDDS 2026 here: https://t.co/wglM4Thm4Z

In case you missed it live, the newest @GreenstoneBio Webinar featuring Dr. William Pu, Professor of Pediatrics at @harvardmed is now available to watch for free online! Catch the full recording here:

We’re excited to announce that @GreenstoneBio is partnering with @nvidia to accelerate drug discovery through the application of advanced AI foundational models, combining NVIDIA's computational power with our drug discovery methods Read more:

Today is just one day away from the next installment of our Greenstone Biosciences webinar series, featuring Dr. William Pu. Professor of Pediatrics at @harvardmed on Tuesday, October 28th. Learn more: https://t.co/oCfV2ngVM8 Secure your spot: https://t.co/dASWXGkAhX

Greenstone Biosciences is partnering with @illumina to advance precision drug discovery. This collaboration combines Greenstone’s extensive iPSC biobank with Illumina’s cutting-edge single-cell and spatial genomics technologies. Read More:

Greenstone Bioscience's very own Director of the hiPSC Biobank, Dr Todd Herron, PhD, has co-authored a commentary in @Nature: “Alternatives to animal testing are the future — it’s time that journals, funders and scientists embrace them.” Read it here:

Tomorrow our biobank director Dr. Todd Herron will be speaking in the Cellular Insights Series: Innovations and Ethics in Stem Cell Research, presented by @WileyGlobal and @ASCBiology Date: October 23, 2025 Time: 12:00 – 1:00 PM ET Sign up here: https://t.co/cnLXtpn1Ug

We are now one week out from the next installment of our Greenstone Biosciences webinar series, featuring Dr. William Pu. Professor of Pediatrics at Harvard Medical School on Tuesday, October 28th. Learn more: https://t.co/oCfV2ngVM8 Secure your spot: https://t.co/dASWXGkAhX

Check out our Comment in @Nature on #NAMs (or #NewApproachMethodologies) and #CTiD (or #ClinicalTrialinDish) that better capture human genetics and shift mindsets or research. https://t.co/7OIR0vY51J @ProfValS @lucy_os @Stanford_ChEMH @StanfordDeptMed @GreenstoneBio @US_FDA @NIH

We’re excited to share that Dr. Todd Herron, Director of our hiPSC Biobank, will be a featured speaker in the upcoming Cellular Insights Series: Innovations and Ethics in Stem Cell Research. Date: October 23, 2025 Time: 12:00 – 1:00 PM ET Sign up here:

We’re excited to announce that our GSB team now offers comprehensive gut permeability assays to support drug discovery. These assays help evaluate: - Barrier dysfunction in disease models - Drug-induced effects on tight junctions - Restoration of barrier integrity

We’re proud to share a new publication resulting from a collaboration between Greenstone Biosciences and the Stanford Cardiovascular Institute, advancing the study of inherited cardiovascular disease. Read the full paper here:

We are excited to announce the next installment of our Greenstone Biosciences webinar series, featuring Dr. William Pu. Professor of Pediatrics at Harvard Medical School on Tuesday, October 28th. Learn more: https://t.co/5FPZxnR37V Secure your spot: https://t.co/dASWXGkAhX

We’re proud to share that our co-founder, Joseph C. Wu, MD, PhD, will be a Keynote Lecturer at the 12th Annual Comprehensive Cardiovascular Center Symposium (CCVC) this October 9-10 in Birmingham, Alabama! Learn more about this years CCVC here: https://t.co/KZzF6ZxR3l

We’re excited to discuss a new tool in our platform Greenstone: hiPSC-derived intestinal organoids. Greenstone has successfully reprogrammed iPSCs into intestinal organoids through two intermediate stages: endoderm and midgut. Learn more here:

We’re excited to share a new publication in Circulation from Stanford Cardiovascular Institute, co-authored by Greenstone Scientists This study investigates the arrhythmia causing effects of fentanyl using hiPSCs and Mouse Models. Learn more here:

We’re excited to highlight a new offering from Greenstone: chamber-specific 3D cardiac organoids. Each cryopreserved vial contains approximately 300 organoids, with more than 85% resuming spontaneous contractions after being thawed. Learn more here: https://t.co/iMwZz0hQ4f

Missed our live webinar? Watch “New Approach Methodology (NAM) for Pre-Clinical Cardiac Safety Screening” free online! Dr. Todd Herron shares how hiPSC assays go beyond hERG to advance drug discovery. https://t.co/ovXnUJQXUT #NAMs #DrugDiscovery #hiPSCs #CardiacSafety #Webinar

One day away! Join us tomorrow at 10AM PT/1PM EDT for our webinar on using hiPSC-derived cardiomyocyte assays to advance pre-clinical cardiac safety screening. Register now: https://t.co/aIPnRaMExS #NAMs #DrugDiscovery #CardiacSafety #hiPSC #Webinar